.flex {
    display: flex;
}

.flex-0 {
    flex: 0 0 auto;
}

.flex-1 {
    flex: 1 1 auto;
}

.tar {
    text-align: right;
}

.justify-content-center {
    justify-content: center;
}

.justify-content-between {
    justify-content: space-between;
}

.align-items-center {
    align-items: center;
}

.ellipsis {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.pointer {
    cursor: pointer;
}

.container {
    width: 1200px;
    margin: 0 auto 40px;
}

.ml-5 {
    margin-left: 5px;
}

.ml-10 {
    margin-left: 10px;
}

.ml-20 {
    margin-left: 20px;
}

.mt-10 {
    margin-top: 10px;
}

.mt-20 {
    margin-top: 20px;
}

.mt-40 {
    margin-top: 40px;
}

.mb-40 {
    margin-bottom: 40px;
}